
Kevin H. Sprenger
Examiner (ID: 6769, Phone: (571)272-9424 , Office: P/2838 )
| Most Active Art Unit | 2838 |
| Art Unit(s) | 2838 |
| Total Applications | 293 |
| Issued Applications | 246 |
| Pending Applications | 0 |
| Abandoned Applications | 48 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 11076452
[patent_doc_number] => 20160273416
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2016-09-22
[patent_title] => 'VALVE ACTUATION SYSTEM HAVING ROCKER-LOCATED HYDRAULIC RESERVOIR'
[patent_app_type] => utility
[patent_app_number] => 14/661900
[patent_app_country] => US
[patent_app_date] => 2015-03-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 4169
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14661900
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/661900 | Valve actuation system having rocker-located hydraulic reservoir | Mar 17, 2015 | Issued |
Array
(
[id] => 10382590
[patent_doc_number] => 20150267597
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2015-09-24
[patent_title] => 'EXHAUST MANIFOLD FOR EXHAUST SYSTEM OF A COMBUSTION ENGINE'
[patent_app_type] => utility
[patent_app_number] => 14/660511
[patent_app_country] => US
[patent_app_date] => 2015-03-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 2508
[patent_no_of_claims] => 13
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14660511
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/660511 | Exhaust manifold for exhaust system of a combustion engine | Mar 16, 2015 | Issued |
Array
(
[id] => 11576274
[patent_doc_number] => 09631524
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2017-04-25
[patent_title] => 'Valve timing control apparatus of internal combustion engine'
[patent_app_type] => utility
[patent_app_number] => 14/656063
[patent_app_country] => US
[patent_app_date] => 2015-03-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 13
[patent_no_of_words] => 10054
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 303
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14656063
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/656063 | Valve timing control apparatus of internal combustion engine | Mar 11, 2015 | Issued |
Array
(
[id] => 12528417
[patent_doc_number] => 10006320
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2018-06-26
[patent_title] => System for controlling valve opening/closing timing
[patent_app_type] => utility
[patent_app_number] => 15/123943
[patent_app_country] => US
[patent_app_date] => 2015-03-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 7
[patent_no_of_words] => 6075
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 446
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15123943
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/123943 | System for controlling valve opening/closing timing | Mar 4, 2015 | Issued |
Array
(
[id] => 10686653
[patent_doc_number] => 20160032799
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2016-02-04
[patent_title] => 'METHOD AND SYSTEM OF MAINTAINING DPF REGENERATION FOR IMPROVING DURABILITY OF DPF FILTER'
[patent_app_type] => utility
[patent_app_number] => 14/626345
[patent_app_country] => US
[patent_app_date] => 2015-02-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 7
[patent_no_of_words] => 4298
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14626345
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/626345 | METHOD AND SYSTEM OF MAINTAINING DPF REGENERATION FOR IMPROVING DURABILITY OF DPF FILTER | Feb 18, 2015 | |
Array
(
[id] => 10274541
[patent_doc_number] => 20150159537
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2015-06-11
[patent_title] => 'Exhaust Gas Aftertreatment Module'
[patent_app_type] => utility
[patent_app_number] => 14/624013
[patent_app_country] => US
[patent_app_date] => 2015-02-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 7
[patent_no_of_words] => 5620
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14624013
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/624013 | Exhaust gas aftertreatment module | Feb 16, 2015 | Issued |
Array
(
[id] => 13183279
[patent_doc_number] => 10107148
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2018-10-23
[patent_title] => Valve rotation device
[patent_app_type] => utility
[patent_app_number] => 15/120174
[patent_app_country] => US
[patent_app_date] => 2015-02-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 15
[patent_figures_cnt] => 15
[patent_no_of_words] => 8142
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 292
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15120174
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/120174 | Valve rotation device | Feb 16, 2015 | Issued |
Array
(
[id] => 11715485
[patent_doc_number] => 20170183984
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-06-29
[patent_title] => 'VALVE OPENING AND CLOSING TIMING CONTROL APPARATUS'
[patent_app_type] => utility
[patent_app_number] => 15/118233
[patent_app_country] => US
[patent_app_date] => 2015-02-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 12
[patent_figures_cnt] => 12
[patent_no_of_words] => 10566
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15118233
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/118233 | Valve opening and closing timing control apparatus | Feb 12, 2015 | Issued |
Array
(
[id] => 11040918
[patent_doc_number] => 20160237874
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2016-08-18
[patent_title] => 'CATALYST ASSEMBLY WITH SENSING ADAPTER SYSTEM'
[patent_app_type] => utility
[patent_app_number] => 14/621122
[patent_app_country] => US
[patent_app_date] => 2015-02-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 6
[patent_no_of_words] => 6824
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14621122
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/621122 | CATALYST ASSEMBLY WITH SENSING ADAPTER SYSTEM | Feb 11, 2015 | Abandoned |
Array
(
[id] => 11715488
[patent_doc_number] => 20170183987
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-06-29
[patent_title] => 'VALVE OPENING AND CLOSING TIMING CONTROL APPARATUS'
[patent_app_type] => utility
[patent_app_number] => 15/118197
[patent_app_country] => US
[patent_app_date] => 2015-02-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 3910
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15118197
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/118197 | Valve opening and closing timing control apparatus | Feb 5, 2015 | Issued |
Array
(
[id] => 11555670
[patent_doc_number] => 20170101916
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-04-13
[patent_title] => 'METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE, CONTROL DEVICE AND INTERNAL COMBUSTION ENGINE'
[patent_app_type] => utility
[patent_app_number] => 15/129324
[patent_app_country] => US
[patent_app_date] => 2015-02-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 7423
[patent_no_of_claims] => 17
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15129324
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/129324 | METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE, CONTROL DEVICE AND INTERNAL COMBUSTION ENGINE | Feb 3, 2015 | Abandoned |
Array
(
[id] => 11549043
[patent_doc_number] => 09617878
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2017-04-11
[patent_title] => 'Camshaft phaser and actuator for the same'
[patent_app_type] => utility
[patent_app_number] => 14/613630
[patent_app_country] => US
[patent_app_date] => 2015-02-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 13
[patent_figures_cnt] => 13
[patent_no_of_words] => 10052
[patent_no_of_claims] => 38
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 252
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14613630
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/613630 | Camshaft phaser and actuator for the same | Feb 3, 2015 | Issued |
Array
(
[id] => 11231528
[patent_doc_number] => 09458751
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2016-10-04
[patent_title] => 'Exhaust heat recovery control device'
[patent_app_type] => utility
[patent_app_number] => 14/606408
[patent_app_country] => US
[patent_app_date] => 2015-01-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 6
[patent_no_of_words] => 3992
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 80
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14606408
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/606408 | Exhaust heat recovery control device | Jan 26, 2015 | Issued |
Array
(
[id] => 11569225
[patent_doc_number] => 20170107869
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-04-20
[patent_title] => 'CAMSHAFT ADJUSTER INCLUDING A BLOCKING PIN FOR PRESSURE RELIEF OF THE HYDRAULIC CHANNEL COVERED BY A SLOTTED GATE'
[patent_app_type] => utility
[patent_app_number] => 15/312084
[patent_app_country] => US
[patent_app_date] => 2015-01-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 4741
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15312084
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/312084 | Camshaft adjuster including a blocking pin for pressure relief of the hydraulic channel covered by a slotted gate | Jan 25, 2015 | Issued |
Array
(
[id] => 14120413
[patent_doc_number] => 10247057
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2019-04-02
[patent_title] => Camshaft adjuster having a variable-length insert part
[patent_app_type] => utility
[patent_app_number] => 15/309429
[patent_app_country] => US
[patent_app_date] => 2015-01-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 10
[patent_no_of_words] => 4152
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 145
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15309429
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/309429 | Camshaft adjuster having a variable-length insert part | Jan 21, 2015 | Issued |
Array
(
[id] => 10355677
[patent_doc_number] => 20150240682
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2015-08-27
[patent_title] => 'SYSTEMS AND METHODS TO MITIGATE NOx AND HC EMISSIONS'
[patent_app_type] => utility
[patent_app_number] => 14/600262
[patent_app_country] => US
[patent_app_date] => 2015-01-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 8479
[patent_no_of_claims] => 32
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14600262
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/600262 | Systems and methods to mitigate NOx and HC emissions | Jan 19, 2015 | Issued |
Array
(
[id] => 11291148
[patent_doc_number] => 20160341080
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2016-11-24
[patent_title] => 'ACTUATOR FOR AN ELECTROHYDRAULIC GAS-EXCHANGE VALVE TRAIN OF A COMBUSTION ENGINE'
[patent_app_type] => utility
[patent_app_number] => 15/113957
[patent_app_country] => US
[patent_app_date] => 2015-01-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 10
[patent_no_of_words] => 4175
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15113957
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/113957 | Actuator for an electrohydraulic gas-exchange valve train of a combustion engine | Jan 19, 2015 | Issued |
Array
(
[id] => 10822910
[patent_doc_number] => 20160169074
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2016-06-16
[patent_title] => 'AFTERTREATMENT SYSTEM IMPLEMENTING LOW-TEMPERATURE SCR'
[patent_app_type] => utility
[patent_app_number] => 14/599337
[patent_app_country] => US
[patent_app_date] => 2015-01-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 8074
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14599337
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/599337 | Aftertreatment system implementing low-temperature SCR | Jan 15, 2015 | Issued |
Array
(
[id] => 11590266
[patent_doc_number] => 20170114677
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-04-27
[patent_title] => 'CAMSHAFT ADJUSTER INCLUDING A DISCHARGE VALVE'
[patent_app_type] => utility
[patent_app_number] => 15/302102
[patent_app_country] => US
[patent_app_date] => 2015-01-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 4785
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 0
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15302102
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/302102 | Camshaft adjuster including a discharge valve | Jan 15, 2015 | Issued |
Array
(
[id] => 12287601
[patent_doc_number] => 09932865
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2018-04-03
[patent_title] => Valve timing control device for internal combustion engine
[patent_app_type] => utility
[patent_app_number] => 15/109924
[patent_app_country] => US
[patent_app_date] => 2015-01-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 10
[patent_no_of_words] => 9233
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 259
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15109924
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/109924 | Valve timing control device for internal combustion engine | Jan 13, 2015 | Issued |